Finding the Fourth Proportional to 72,074.12, 108,111.57 and 47,271.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,074.12 : 108,111.57 = 47,271.24 : x
2. Step 2: Convert to fraction form
   72,074.12/108,111.57 = 47,271.24/x
3. Step 3: Cross multiply
   72,074.12x = 108,111.57 × 47,271.24
4. Step 4: Simplify right side
   72,074.12x = 5,110,567,972.25
5. Step 5: Solve for x
   x = 5,110,567,972.25/72,074.12
6. Step 6: Final answer
   x = 70,907.12